include(/mnt/Datos/Facultad/Latex/circuit_macros/pgf.m4)
include(/mnt/Datos/Facultad/Latex/circuit_macros/libcct.m4)
   
.PS 
cct_init
  
elen = 1
Origin:Here

	source(up_ elen, AC); rlabel(,v_{s},)
	resistor(right_ elen); rlabel(,R_{aux},); llabel(+,V_{x},-)
	resistor(down_ elen); llabel(,R_{o} || R_{L},); ground
	line to Origin
.PE

